1.High sensitivity early warning

Patented B-D indicator and early warning test piece double monitoring, the first to capture the air to exclude abnormalities, to prevent the problem before it occurs.

2.Accurate Simulation and Interpretation

Strictly following the ISO11140-4 standard, simulating a 7kg towel bag load, the test piece changes from yellow to uniform dark brown/black, the result is clear at a glance.

3.Convenient archiving design

Self-adhesive B-D sheet design, easy to paste the record for long-term tracking of sterilization performance.

4.ECO-FRIENDLY & SAFETY

Lead-free formula, green and environmentally friendly, conforms to ISO13485 international quality management system certification.

Designed for air removal efficiency testing of pre-vacuum steam sterilizers, this product follows the strict ISO 11140-4 standard and is ideal for use in medical sterilization quality control.